# Analog Circuits [GATE (Graduate Aptitude Test in Engineering) Electronics]: Questions 141 - 145 of 249

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## Question 141

Analog Circuits
Clipping, Clamping and Rectifiers

Appeared in Year: 2017 (UGC-NET)

### Question

MCQ▾

In a full wave rectifier, the current in each of the diode flows for: (November paper 2)

### Choices

Choice (4)Response

a.

Quarter cycle of input signal

b.

Full cycle of input signal

c.

Half cycle of input signal

d.

Three fourth cycle of input signal

## Question 142

Analog Circuits
Active Filters

Appeared in Year: 2018 (UGC-NET)

### Question

MCQ▾

The frequency at which the transfer junction H| of the following RC network is will be: (July)

### Choices

Choice (4)Response

a.

Hz

b.

Hz

c.

796.18Hz

d.

Hz

## Question 143

Appeared in Year: 2018 (UGC-NET)

### Question

MCQ▾

In a circuit shown below, the base current is: (July)

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 144

Analog Circuits
Active Filters

Appeared in Year: 2018 (UGC-NET)

### Question

MCQ▾

Thermal noise is passed through an ideal low-pass filter having cut-off at = . The auto-correlation value of the noise at the output of the filter is given as: (July)

### Choices

Choice (4)Response

a.

A delta function at

b.

Triangular function over the range-

c.

Since function over the range -

d.

Gaussian over the range

## Question 145

Analog Circuits
Multi-Stage, Differential, Feedback, Power and Operational

Appeared in Year: 2018 (UGC-NET)

### Question

MCQ▾

In a voltage series feedback amplifier with load , if is the input resistance without feedback, then the input resistance with feedback is: (July)

(A)

(B)

(C)

(D)

### Choices

Choice (4)Response

a.

1) and 3) are correct

b.

1) and 4) are wrong

c.

3) and 1) are wrong

d.

2) and 4) are wrong

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